Add !defined check on MINIZ_USE_ALIGNED_LOADS_AND_STORES
Add !defined check on MINIZ_USE_ALIGNED_LOADS_AND_STORES

Add !defined check so that one can override MINIZ_USE_ALIGNED_LOADS_AND_STORES in case a given compiler does not support it (this issue has been seen in the wild, #assimp/assimp#2389
richgel999/miniz,richgel999/miniz,richgel999/miniz